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Finding the Fourth Proportional to 36,751.70, 55,129.37 and 10,458.29

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Solution

The fourth proportional to 36,751.70, 55,129.37 and 10,458.29 is: 15,687.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,751.70 : 55,129.37 = 10,458.29 : x
  2. Step 2: Convert to fraction form
    36,751.70/55,129.37 = 10,458.29/x
  3. Step 3: Cross multiply
    36,751.70x = 55,129.37 × 10,458.29
  4. Step 4: Simplify right side
    36,751.70x = 576,558,611.04
  5. Step 5: Solve for x
    x = 576,558,611.04/36,751.70
  6. Step 6: Final answer
    x = 15,687.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.